Matthew 18:21

Then Peter came to him, and said: Lord, how often shall my brother sin against me, and I forgive him? Till seven times?

Luke 17:3-4

Take heed to yourselves; if your brother sin against you, rebuke him; and if he repent, forgive him.

Matthew 18:15

And if your brother sin against you, go and tell him of his fault between you and him alone; if he hear you, you have gained your brother.

Treasury of Scripture Knowledge

Summary

Then came Peter to him, and said, Lord, how oft shall my brother sin against me, and I forgive him? till seven times?

Bible References

Till

Matthew 18:15
And if your brother sin against you, go and tell him of his fault between you and him alone; if he hear you, you have gained your brother.
Luke 17:3
Take heed to yourselves; if your brother sin against you, rebuke him; and if he repent, forgive him.